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Use JSONParserConfiguration to decide on serializing null fields into JSONObject #982

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hboggavarapu
2025-05-23 17:57:08 +05:30
parent 24fafcffeb
commit dadc3e59dc
2 changed files with 29 additions and 6 deletions
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18
src/test/java/org/json/junit/JSONObjectTest.java
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@@ -4011,5 +4011,23 @@ public class JSONObjectTest {
nestedMap.put("t", buildNestedMap(maxDepth - 1));
return nestedMap;
}
/**
* Tests the behavior of the {@link JSONObject} when parsing a bean with null fields
* using a custom {@link JSONParserConfiguration} that enables the use of native nulls.
*
* <p>This test ensures that uninitialized fields in the bean are serialized correctly
* into the resulting JSON object, and their keys are present in the JSON string output.</p>
*/
@Test
public void jsonObjectParseNullFieldsWithParserConfiguration() {
JSONParserConfiguration jsonParserConfiguration = new JSONParserConfiguration();
RecursiveBean bean = new RecursiveBean(null);
JSONObject jsonObject = new JSONObject(bean, jsonParserConfiguration.withUseNativeNulls(true));
String textStr = jsonObject.toString();
assertTrue("name(uninitialized field) should be serialized", textStr.contains("\"name\""));
assertTrue("ref(uninitialized field) should be serialized", textStr.contains("\"ref\""));
assertTrue("ref2(uninitialized field) should be serialized", textStr.contains("\"ref2\""));
}
}